Behavioral task
behavioral1
Sample
2024-01-18_28b52a2591057f39ec35ab1689126086_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_28b52a2591057f39ec35ab1689126086_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_28b52a2591057f39ec35ab1689126086_cryptolocker
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Size
76KB
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MD5
28b52a2591057f39ec35ab1689126086
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SHA1
f599b4fc2ac41250e21ff56a71902443b5dadcde
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SHA256
3e6a81e958abb3304615bfaf091bdf9fa686fe91528506ed9c365b9d7376857b
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SHA512
7cbd14cdaadc5112625c1c83b4ddc8cbb82f2786ad011fdb53af276066301bb3f277753eb7b3937b8d691bb391d9d0c9dff7a769b3781f2e4b8264452e74fc96
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QJ:zCsanOtEvwDpjd
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-18_28b52a2591057f39ec35ab1689126086_cryptolocker
Files
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2024-01-18_28b52a2591057f39ec35ab1689126086_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE